Kuchidome no Gohoubi wa Dansou Otome To Ichaero Desu!

Kay Brennan is undeniably a hero—the strongest student in their school when it comes to both combat skills and magical abilities. Compared to Kay, Dino Turner, who always comes in second place, might as well be insignificant. Because of this, Dino has sworn to make Kay his ultimate rival. But Kay has a secret: she’s actually a girl disguised as a boy. And Dino is the only one who knows the truth.